summaryrefslogtreecommitdiff
path: root/test/pleroma/web/plugs/cache_test.exs
blob: 0ceab6cab09e6a47fa9be0681af9a669ce5f6536 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only

defmodule Pleroma.Web.Plugs.CacheTest do
  # Relies on Cachex, has to stay synchronous
  use Pleroma.DataCase
  use Plug.Test

  alias Pleroma.Web.Plugs.Cache

  @miss_resp {200,
              [
                {"cache-control", "max-age=0, private, must-revalidate"},
                {"content-type", "cofe/hot; charset=utf-8"},
                {"x-cache", "MISS from Pleroma"}
              ], "cofe"}

  @hit_resp {200,
             [
               {"cache-control", "max-age=0, private, must-revalidate"},
               {"content-type", "cofe/hot; charset=utf-8"},
               {"x-cache", "HIT from Pleroma"}
             ], "cofe"}

  @ttl 5

  test "caches a response" do
    assert @miss_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()

    assert_raise(Plug.Conn.AlreadySentError, fn ->
      conn(:get, "/")
      |> Cache.call(%{query_params: false, ttl: nil})
      |> put_resp_content_type("cofe/hot")
      |> send_resp(:ok, "cofe")
      |> sent_resp()
    end)

    assert @hit_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> sent_resp()
  end

  test "ttl is set" do
    assert @miss_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: @ttl})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()

    assert @hit_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: @ttl})
             |> sent_resp()

    :timer.sleep(@ttl + 1)

    assert @miss_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: @ttl})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()
  end

  test "set ttl via conn.assigns" do
    assert @miss_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> assign(:cache_ttl, @ttl)
             |> send_resp(:ok, "cofe")
             |> sent_resp()

    assert @hit_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> sent_resp()

    :timer.sleep(@ttl + 1)

    assert @miss_resp ==
             conn(:get, "/")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()
  end

  test "ignore query string when `query_params` is false" do
    assert @miss_resp ==
             conn(:get, "/?cofe")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()

    assert @hit_resp ==
             conn(:get, "/?cofefe")
             |> Cache.call(%{query_params: false, ttl: nil})
             |> sent_resp()
  end

  test "take query string into account when `query_params` is true" do
    assert @miss_resp ==
             conn(:get, "/?cofe")
             |> Cache.call(%{query_params: true, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()

    assert @miss_resp ==
             conn(:get, "/?cofefe")
             |> Cache.call(%{query_params: true, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()
  end

  test "take specific query params into account when `query_params` is list" do
    assert @miss_resp ==
             conn(:get, "/?a=1&b=2&c=3&foo=bar")
             |> fetch_query_params()
             |> Cache.call(%{query_params: ["a", "b", "c"], ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()

    assert @hit_resp ==
             conn(:get, "/?bar=foo&c=3&b=2&a=1")
             |> fetch_query_params()
             |> Cache.call(%{query_params: ["a", "b", "c"], ttl: nil})
             |> sent_resp()

    assert @miss_resp ==
             conn(:get, "/?bar=foo&c=3&b=2&a=2")
             |> fetch_query_params()
             |> Cache.call(%{query_params: ["a", "b", "c"], ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()
  end

  test "ignore not GET requests" do
    expected =
      {200,
       [
         {"cache-control", "max-age=0, private, must-revalidate"},
         {"content-type", "cofe/hot; charset=utf-8"}
       ], "cofe"}

    assert expected ==
             conn(:post, "/")
             |> Cache.call(%{query_params: true, ttl: nil})
             |> put_resp_content_type("cofe/hot")
             |> send_resp(:ok, "cofe")
             |> sent_resp()
  end

  test "ignore non-successful responses" do
    expected =
      {418,
       [
         {"cache-control", "max-age=0, private, must-revalidate"},
         {"content-type", "tea/iced; charset=utf-8"}
       ], "🥤"}

    assert expected ==
             conn(:get, "/cofe")
             |> Cache.call(%{query_params: true, ttl: nil})
             |> put_resp_content_type("tea/iced")
             |> send_resp(:im_a_teapot, "🥤")
             |> sent_resp()
  end
end